<!DOCTYPE HTML>
<title>auxclick is a PointerEvent</title>
<meta name="variant" content="?mouse">
<meta name="variant" content="?pen">
<!-- TODO: Does any platform support auxclick with touch? -->
<link rel="help" href="https://github.com/w3c/pointerevents/pull/317">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/resources/testdriver.js"></script>
<script src="/resources/testdriver-actions.js"></script>
<script src="/resources/testdriver-vendor.js"></script>
<script src="pointerevent_support.js"></script>

<input id="target" style="margin: 20px">

<script>
  'use strict';
  const target = document.getElementById("target");
  const pointer_type = location.search.substring(1);
  const test_pointer = pointer_type + "TestPointer";

  function assertAuxclickProperties(auxclick_event, pointerdown_event) {
    assert_equals(auxclick_event.constructor, window.PointerEvent,
        "auxclick should use a PointerEvent constructor");
    assert_true(auxclick_event instanceof PointerEvent,
        "auxclick should be a PointerEvent");
    assert_not_equals(auxclick_event.pointerId, -1,
        "auxclick.pointerId should not be -1");
    assert_equals(auxclick_event.pointerType, pointer_type,
        "auxclick.pointerType should match test action pointerType");
    assert_equals(auxclick_event.composed, true,
        "auxclick.composed should be true");

    if (pointerdown_event) {
      assert_equals(auxclick_event.pointerId, pointerdown_event.pointerId,
          "auxclick.pointerId should match pointerdown.pointerId");
    }
  }

  promise_test(async test => {
    let actions = new test_driver.Actions();
    actions = actions
      .addPointer(test_pointer, pointer_type)
      .pointerMove(0,0, {origin:target, sourceName:test_pointer})
      .pointerDown({button:actions.ButtonType.MIDDLE, sourceName:test_pointer})
      .pointerUp({button:actions.ButtonType.MIDDLE, sourceName:test_pointer});
    let pointerdown_prevented = preventDefaultPointerdownOnce(target, test);
    let pointerdown_promise = getEvent("pointerdown", target, test);
    let auxclick_promise = getEvent("auxclick", target, test);

    await actions.send();
    await pointerdown_prevented;
    let pointerdown_event = await pointerdown_promise;
    let auxclick_event = await auxclick_promise;

    assertAuxclickProperties(auxclick_event, pointerdown_event);
  }, "auxclick using " + pointer_type + " is a PointerEvent with correct properties");

  promise_test(async test => {
    let actions = new test_driver.Actions();
    actions = actions
      .addPointer(test_pointer, pointer_type)
      .pointerMove(0,0, {origin:target, sourceName:test_pointer})
      .pointerDown({button:actions.ButtonType.MIDDLE, sourceName:test_pointer})
      .pointerUp({button:actions.ButtonType.MIDDLE, sourceName:test_pointer});
    let auxclick_promise = getEvent("auxclick", target, test);

    await actions.send();
    let auxclick_event = await auxclick_promise;

    assertAuxclickProperties(auxclick_event);
  }, "auxclick using " + pointer_type + " is a PointerEvent with correct properties"
      + " when no other PointerEvent listeners are present");
</script>
